Help me in solving SQW29 problem

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1

My issue

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My code

SELECT 
    pc.product_type, 
    dps.product_id, 
    dps.units_sold, 
    dps.month
FROM 
    division_product_sales dps
JOIN 
    product_catalog pc ON dps.product_id = pc.product_id
JOIN 
    monthly_sales ms ON dps.month = ms.month
WHERE 
    pc.product_tag = 'High_Margin';

Learning course: Database management systems
Problem Link: Project - JOIN and Filtering in Database management systems